Super-Capacity Li-ion Battery For HP Compaq 500 Business Notebook 6720s 6730s 6735s 6820s 6730s 6820s 6830s series fits HSTNN-IB62 451085-141 451086-121 451086-161 451568-001 GJ655AA HSTNN-IB51 HSTNN-IB52 series Laptops [4400mAh/48Whr 6 Cell]

Specifications: [Voltage(V)] 10.8 [Capacity(mAh)] 4400mAh/48WHr [Cell] 6 [Color] Black [Type] Lithium-Ion Compatible Part Numbers: HSTNN-IB62, 451085-141, 451086-121, 451086-161 451568-001, GJ655AA, HSTNN-IB51, HSTNN-IB52 Fit Machine Models: Business Notebook 6720s, Business Notebook 6720s/CT, Business Notebook 6730s Business Notebook 6730s/CT, Business Notebook 735s, Business Notebook 6820s, Business Notebook 6830s